import numpy as np
from matplotlib import pyplot as plt, font_manager as fm

plt.rcParams["figure.figsize"] = [7.50, 3.50]
plt.rcParams["figure.autolayout"] = True
plt.rcParams['pdf.fonttype'] = 42

fig, ax = plt.subplots()
x = np.random.rand(100)
y = np.random.rand(100)

ax.scatter(x, y, c=y, marker="v")

fprop = fm.FontProperties(fname='C:\Windows\Fonts\MISTRAL.TTF')

ax.set_title('Scatter Plot With Random Points',
            fontproperties=fprop, size=20, fontweight="bold")

plt.savefig("demo.pdf")